Week 3 PASS

According to Vector, what is a vector?

(direct quote)

• Something that has both a speed and a direction

• It’s a mathematical term. A quantity represented by an arrow with both direction and magnitude!

• It's a mathematical term. A quantity that has magnitude only, but no direction!

Is displacement a scalar or vector?

• Scalar

• Vector

What is the value of acceleration due to gravity, g?

• 9.8m/s^2

• 10m/s

• 9.8m/s

• 9.8ms^2

A moving car travelling at 10m/s speeds up to 30m/s in 10s. What is the car's average acceleration?

• 4m/s/s

• 2m/s/s

• -4m/s/s

• -2m/s/s

Which of these represent an IMPOSSIBLE motion?

(multiple answers)

(you did this in your lectorial)

• 
• 
• 
• 

What is Vector's given name (before he renamed himself)?

• David

• Victor

• Vance

• Valentino

• Vince

What does the "Δ" mean?

• Therefore

• "Delta", Change in

• Triangle

• Pyramid

• Angle

A ball is thrown directly upwards. At the very top, what is the instantaneous velocity?

• 0

• positive

• negative

A ball is thrown directly upwards. At the very top, what is the acceleration?

• 0m/s/s

• 9.8m/s/s

• -9.8m/s/s